Jeering Instigator is a rare Creature — Goblin Rogue card from Ugin's Fate (UGIN), collector number 113. Current market price: $1.10, TCGplayer market prices via Scryfall.
Morph {2}{R} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When this creature is turned face up, if it's your turn, gain control of another target creature until end of turn. Untap that creature. It gains haste until end of turn.